halobacter vs halobacteria

halobacter and halobacteria both are nouns.

Word	Noun	Adjective	Verb	Adverb
halobacter	Yes	No	No	No
halobacteria	Yes	No	No	No

As nouns, halobacter and halobacteria are synonyms defined as:

halobacter and halobacteria: halophiles in saline environments such as the Dead Sea or salt flats

Other synonyms of halobacter include halobacterium.

halobacter (noun)	halobacteria (noun)
halophiles in saline environments such as the Dead Sea or salt flats	halophiles in saline environments such as the Dead Sea or salt flats